title: [Primary vertebral sarcomas; three cases].
mesh_terms: D001859:Bone Neoplasms; D006801:Humans; D009369:Neoplasms; D012516:Osteosarcoma; D012509:Sarcoma; D013131:Spine
keywords: SARCOMA, OSTEOGENIC; SPINE/neoplasms
vernacular_title: Sarcomes vertébraux primitifs a propos de trois cas.